<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<style>
			div{
				background-color: #ff0;
				border: 1px dashed red;
				height: 50px;
				width: 50px;
			}
			#div0{
				display: none;
			}
			
			#span0{
				display: block;
			}
			
			h1{
				display: inline;
			}
		</style>
	</head>
	<body>
		<div >1</div>
		<div id="div0">2</div>
		<div >3</div>
		<div >4</div>
		<span>天佑中华</span>
		<span id="span0">天佑中华</span>
		<span>天佑中华</span>
		<hr />
		<h1>热门商品</h1>你好啊
	</body>
</html>
